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At 30^(@)C, the hole in a steel plate ha...

At `30^(@)`C, the hole in a steel plate has diameter of 0.99970 cm. A cylinder of diameter exactly 1 cm at `30^(@)`C is to be slide into the hole. To what temperature the plate must be heated?
(Given `alpha_(Steel)=1.1xx10^(-5^(@))C^(-1)`

A

`40^(@)C`

B

`50^(@)C`

C

`60^(@)C`

D

`70^(@)C`

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PHYSICS GALAXY - ASHISH ARORA-HEAT AND THERMAL EXPANSION-NUMERICAL MCQs SINGLE OPTIONS CORRECT
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